/*
* this is used by the mmap code. mmap sees the whole flow table
* (including the overflow table) as one large table. so, given
* an offset into that large memory, we should return the correct
* virtual address
*/
void *
vr_flow_get_va(struct vrouter *router, uint64_t offset)
{
struct vr_btable *table = router->vr_flow_table;
unsigned int size = vr_flow_table_size(router);
if (offset >= vr_flow_table_size(router)) {
table = router->vr_oflow_table;
offset -= size;
}
return vr_btable_get_address(table, offset);
}
/*
* sandesh handler for vr_flow_req
*/
void
vr_flow_req_process(void *s_req)
{
int ret = 0;
struct vrouter *router;
vr_flow_req *req = (vr_flow_req *)s_req;
router = vrouter_get(req->fr_rid);
switch (req->fr_op) {
case FLOW_OP_FLOW_TABLE_GET:
req->fr_ftable_size = vr_flow_table_size(router) +
vr_oflow_table_size(router);
#ifdef __KERNEL__
req->fr_ftable_dev = vr_flow_major;
#endif
break;
case FLOW_OP_FLOW_SET:
ret = vr_flow_set(router, req);
break;
default:
ret = -EINVAL;
}
vr_message_response(VR_FLOW_OBJECT_ID, req, ret);
return;
}
